ANOR BLOG
Space weather blog
Satellite losses, lunar radiation, and surface charging.
Evidence and operational context for missions in LEO and beyond.
February 2022 Starlink satellite losses: why a moderate storm mattered
How a February 2022 geomagnetic storm contributed to the loss of 38 Starlink satellites, and what the event means for LEO mission risk and forecasting.
READ ARTICLE ↗Space weather lossesMay 2024 solar storm: satellite drag and the operational cost of uncertainty
The May 2024 Gannon storm changed satellite drag and challenged orbit predictions. Explore the operational exposure behind space weather losses in LEO.
READ ARTICLE ↗Space weather lossesOctober 2024 Starlink reentry: what an early return can—and cannot—prove
A study linked the October 2024 geomagnetic storm to possible accelerated Starlink reentry. Understand the evidence, uncertainty, and lessons for loss attribution.
READ ARTICLE ↗Lunar radiationLunar radiation risk: why Moon missions need local observations and warning
Understand galactic cosmic rays, solar energetic particles, and why radiation monitoring, forecasts, and shelter planning matter for lunar missions.
READ ARTICLE ↗Surface chargingSpacecraft surface charging: how electrostatic discharge becomes a mission risk
What spacecraft surface charging is, how differential charging can lead to electrostatic discharge, and why local plasma context matters for failure analysis.
READ ARTICLE ↗